UpContactSite ShortwaveLicense StudyLinksMidi MusicReading RoomRepeater BasicsRepeater BuildersRFI Radio News!Ham Radio Videos!HF & The parts for this simple DIY build probably already exist in your shack? Do you need a small, rotateable DX dipole for 10 Meters that can be made from an old TV antenna in a few hours, one that works the whole band with minimal SWR, yet has good performance, is light weight, and easy to make? You wouldn't believe my but the coaxial cap a the top of the antenna kept pulling apart when I had high winds. Can one element have two segments ? That was nothing more that a UHF bulkhead connector with a piece of copper wire soldered to the center post and 4 pieces of stiff copper wire soldered into the 4 screw holes of the UHF connector and bent down to make ground planes. Idale pour le 28 MHz QRP ( 10 watts maximum ), parfaite pour le trafic en portable par sa facilit dimplantation.http://www.roue-libre.be/article.php3?id_article=76, Creation date : 14/08/2007 @ 18:27 exciting and loaded with great fun and many local and DX contacts Drawingabove is the layout the insulation on it and spread it out over the center 1-1/2 inches of the However, I didn't keep track of the finished cost, but some of the parts cost me nothing since they were scavenged, salvaged, or just given to me. %PDF-1.3 % - One-to-one The DXZone is the largest human created library of amateur radio Web sites, it currently lists more than 20,000 links organized into more than 600 categories. endstream endobj 11 0 obj <>stream The link for calculations used and LOTS of kewl ideas are found on. coax. One option is to use some thread lock to prevent it from twisting out later. I used two lengths of PVC pipe to form the horizontal elements of this simple, 10m loop antenna. I get tunnel vision when I do a project. It seems like all of the antennas that include these two bands are also designed for other HF bands and are typically pretty large (and expensive!). Amateur Radio Transceivers on google_ad_client = "pub-9377297764300878"; 13 0 obj <>stream (I cant even visualize 1/8th of a turn, let alone The antenna is shipped almost completely assembled. wire. SSA examines, analyzes all 10 Meter Vertical Antenna Homebrew of 2021. I see that the black pipe that offsets the dipole from the main pole is only 4' in length. These particular verticals come with a tuning adjustment that will enable them to be used even down to 20 meters with a tuner. look sick by comparison). Reply But when I raised it up to full height the readings went up to 1.4 on ch 1, 1.3 on ch 20 and 1.4 on ch 40. Now, 26 years later, i probably planning to use this method for my 40m/80m band transceiver. coil.Result of all these cheapskate shortcuts? follow-up articles about the Wonder Why not equip your bicycle for 2 meter/70 cm mobile operation? H*22530P Acc#s;9K3P%+ O Thanks for the comments. This project came about when I decided to pull out an old Corba 148 GTL cb I have had in storage for many years. Antenna 17' HF & ShortwaveLicense StudyLinksMidi MusicReading RoomRepeater Basics Do the following twice to build the 2 separate sides of the dipole. and easy to make?The WonderBar is just right for you.In the But I'm getting ready (saving up) to get a 10 meter ham radio and will be needing a base antenna for it. getting the tech license is easier than ever now that the code requirement has been dropped. I did not notice the problem until I tried to do the calculation and came up with a different length than you, I came up with 20.54 feet . http://www.arrl.org. For now just make them equal lengths and tighten down the hose clamps until the sections are secure and will not slide on their own. Traps can be one way round multiband coverage without the need of an atu. rafters using mono filament fishing line. SWR is under 2:1 from 26.960MHz to 29.890MHz. Small Business. https://bigislandarrlnews.com. 0 wants to get more signal out to the horizonfor those DX Operating Notes: Ice storm takes me off the air. Shark Antennas S-FM10 Mono Band HF 10 Meter Mini Mobile Vertical Antenna with 3/8x24 Threads, Handles 250W Max. However you can mount it horizontally if you desire. But this will make the antenna somewhat bi -directional and horizontally polarized and would require an antenna mast rotater to allow you to rotate the antenna to transceive in in what ever direction you want. So I made drawings to help illustrate the process. Secure the final coil well when It deteriorated and broke. taken from the 12 ARLHS NEWSLETTER VOL. distant apart and then leaving a "tail" of a few inches sticking out of //-->. even cell towers were cut. Terry- WB0VQP, Reply This is one of many amateur/ham radio related videos on my channel. Full 5/8 Wave Antenna 24 I love homemade soluitiions like this. That's 20, 17, 15, 12 and 10 meters! 12 0 obj <>/Filter/FlateDecode/ID[<6F8B062B3D3F9D46A10E1C5593206A08>]/Index[7 7]/Info 6 0 R/Length 36/Prev 686058/Root 8 0 R/Size 14/Type/XRef/W[1 2 0]>>stream Since 1998, a group of radio amateurs has been reviewing new sites for listing every day and evaluating the best place to list them. Your email address will not be published. Assemble the wiring so that the balun can be inserted into the conduit body T. Insulate any exposed electrical connection with tape, or liquid tape, etc so that it dosent ground out against the conduit body. But I wound up scavenging it's parts for other projects. Also because of its popularity, there were tightening one end of the coil when winding it towards the othe end will 0000001785 00000 n Construction The construction is very simple and took wound on a B&W 2013 "air ductor form" (12 turns #16 uninsulated wire Dr. Ace's Antennas-- From WH2T -- Inverted L, Mini Super Loop, Full Wave Loop, Double Extended Zepp, Double Bazooka Coaxial Dipole, Homebrew 4:1 Balun, Stacking/CoPhasing 2 Antennas, Fast 2 Meter Antennas. each end of the pvc coil formnear the end big enough for the coil 0000009259 00000 n MapPrivacy PolicyLegal StuffSubmit Thread on a 1/2" x 3/4" pvc reducer on each of the "COOLED" male adapters and then thread these two sections into the opposite ends of the metal conduit body T. The PVC reducers will prevent the two ends from shorting out against the metal conduit body. On channels 1 and 40 I had a max swr of 1:4 to 1:5 +/-. I using only Icom IC 2N, no booster. pursue - all from QST magazine archives: *Jim, K2JXW, ARLHS member #001November 1956, p. 32, So I kept mine vertical to allow it to work omni-directional (Vertically polarized). It's a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 meter amateur radio bands. Use your measuring tape to make sure both sides are the same. %PDF-1.3 % The project is straight forward, simple, and gives you emergency communications while you peddle down the road. 1 -PL259 Coax plug connector Or what ever connector your radio needs. For 0000009238 00000 n Then I took a piece of 1/2" EMT that had a 90 degree bend that was an old scrap piece from a junk pile and hammered the out hanging end flat and drilled a big enough hole to slide the uhf bulkhead connector through the hole and simply held it on with the coax cables pl259 connector to hold it together. And some parts I already had as scrap parts scavenged and salvaged over time from various side jobs I did. ++..++>===>@@@@@@@@@@ Figure 2 Drawing above is showing the overall layout and Hope anything I did here can be of use. InformationHam Hints HumorHam Radio News!Post ReviewsProduct ReviewsHam Radio Videos! 0000009906 00000 n SWR Tuning DC Grounded (IMAX 2000), Handles 5000 5" wide and 7ft. http://www.arrl.org. Reply Or.the coils can be cemented to the A pvc conduit body would be too weak for this application so I had to use the heavier metal ones since it is going into a permanent setting on top of a mast at my house. Market,Works with GPK-1 Ground Plane Does not include Roof Mount But both sides of the antenna must be extended to the same length. Pattern like a dipole with good side HF COPPER VERTICAL by KL7JR - Portable HF Antenna Project A Home Brew HF Vertical From Copper Pipe by John Reisenauer Jr., KL7JR/KL7USI Use it portable or for fixed station operation! Now build a 1:1 Balun. Amateur Call sign NK5C GMRS. discarded TV antenna. %%EOF Hb```f``a`e`cf@ (qMA-my_PP rP Xt-AAN>@ L@ I used the info on his 1:1 Balun design. Original CB antenna article: (follow the links mid-page for detailed and updated analysis for specific ferrite types) Years ago (probably 40) I had a store-bought antenna that most people called a "Trick Stick." No change in loading or SWR was noticed. It's easy because it is made up of few parts.http://mk1502.web.fc2.com/ahf1/218dp_w.htm, 24 / 28MHz mobile mini whip by JA1HWOThis "Mini Mobile Antenna" was also started from 144,430MHz, 50MHz and advanced this time. And, besides the super well-built and elegant AX-1, QRP Guys sells an interesting looking kit, and there are some good 3D printed designs I might want to try out. tap point as described in article above. That's crazy aobut the phone lines! Figure 2 Drawing above is showing the overall layout and 10N6RDB Radiation Pattern Within that gizmo is the 50 ohm to Hi Z matching device. https://hamradiohawaii.wordpress.com. Awesome, thanks. " For Amateur Radio Antenna Topics and Discussions, stay here. for it..$60.00plus shipping! Hello Simone, My name is Bayu , Im from Indonesia. 10 meter homebrew vertical antenna - Homebrew a 5/8 wave ground plane antenna for 10 meter band. 0000001375 00000 n 17'Handles 2000 Watts Since 10 meters and cb (sometimes refered as 11meter) are so close in bandwidth often a cb antenna can be tuned for 10 meter. /* Ad banner 160 x 600 */ 5.1dBI Gain Heavy Duty Shark Antennas S-FM10 Mono Band HF 10 Meter Mini Mobile Vertical Antenna with 3/8x24 Threads, Handles 250W Max. Post #1542. Drawingabove is the layout of the Or fastest delivery Mar 7 - 9 . Main Antenna = 3.5m RG58 coax + 3.25m of insulated wire tap point as described in article above. A PVC frame supported in the center for a rotor would allow "aiming" WonderBar 2-el beam on a 5-ft boomApril 1980, p. 59, WonderBar 2 years ago. I made one for 11 meters.with some modifications. 2000 24' Omni Directional Fiberglass Base Station Antenna 5000 Watts Such an antenna is expensive, it requires a sturdy support, many consider it an eyesore, http://www.arrl.org/files/file/Technology/tis/info/pdf/5002016.pdf, Homebase10 Antenna for 28MHz by G3XBMThe Homebase10 is a simple to make wire halo antenna for 10m (28MHz) built using parts available from the local DIY store.The resulting antenna is very effective on 10m despite its small size and light weight.https://sites.google.com/site/g3xbmqrp3/antennas/homebase, Shorten Dipole for 10 & 40m. The corners were crimped, and nuts and bolts were All you need to do is install the 1/2 inch Aluminum tubing at both ends of the 10 Meter and 6 Meter antennas, adjust them to the proper length and tighten the hose clamps that hold them in place. I used thin copper tubing instead of aluminum and It is designed for portability for field days, camping, or permanent ( fixed station) installation, cost, and to achieve at least 1/2 wavelength on 20 Meters. If not, they come to about 5 for the air-wound choke model, or about 10 if you go for the ferrite choke model. PracticeComputer HelpElectronicsEmergency Power!FCC InformationFrequency Guide!Ham Exams! Instead of using traps, this design interlaces two separate antennas on one boom. 4 ISSUE 2 SUMMER 0000005961 00000 n Your efforts will be rewarded with a seven pound antenna that (when mounted at 25 feet over average ground) delivers up to 11.3 dBi gain, 40 dB F/B ratio, 19 take-off-angle, and has a turning radius of 6.5 feet. Prep for solder one end of the 3/8" copper pipe and copper caps and solder one cap on the end of each pipe. Its just one end of my G5RV dipole, or sometimes called a dummy load (sorry just an old ham joke, hi hi). Category : 10m Projects But even with the poor conditions on 10 meters, I wanted to give it a try, too. This will be the antenna bracket plate to mount the antenna to the mast at a 90 degree angle so the antenna can be mounted vertically. This video is to show the newcomer or the seasoned operator WHY it is. actual bare # 14 wire and the tap point shown with little red But it was a fun project to build and again I learned a lot. I may work only on CW. 2003Do you need a small, rotateable DX dipole for 10 Meters that I've heard that it's a lot easier now. The copper color represents It's a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 meter amateur radio bands. Sound Card Interfacing for RTTY, PSK31, and SSTV, A low cost 600 watt ultra-linear amplifier, VE7AVV YAESU FL-2100Z Amplifier Repairs, Fine tuning your Multiband Hustler Vertical, 4-10 foot fiberglass telescoping fishing poles. Your email address will not be published. A simple, cheap and easy to build 33 feet long vertical antenna that works DX on 20 - 10 meters including WARC BANDS. The scale is 1 - 10, with 1 being poor and 10 being excellent. Around!SEARCHCQ-Calling All Donate $7.30 and get two of these cool stickers. 0000005149 00000 n Tune 0000002010 00000 n Then there's six meters, the Magic Band, where the antennas are small enough to fit in your backyard or even your attic. 40m but it is a big comprimise there, and somewhat on 20m but akiller on 10, 12, 15 and 17m! It also has the added advantage of shortening the overall length of an antenna significantly ,especially if more than one set of traps is used. whole band with minimal SWR, yet has good performance, is light weight, Tuning is done by loosening the hose clamp and pulling out or pushing in the 3/8" pipe section and re-tightening the clamps. http://www.arrl.org/arrl-audio-news (a weekly podcast which is updated each Friday afternoon). touch.When using the monofiliment line, But I saved the elements and am going to rebuild it using PVC pipe to join the elements. A portable vertical antenna for 10 to 40 meters, designed for mobile operations can be used in a car as seen in pictures. Hams!About HamuniverseAntenna DesignAntenna Safety! Wanna greet the upcoming sunspot peak with gusto? [nl] and [en] 6" long and still has 6.2dbi gain and 20db front to back ratio. This is a full size, four element beam on 10, and three elements on 15 meters!http://www.qsl.net/w4sat/hfsat.htm, Three-Element Antenna for 28 MHz by DF9CYThe 3 element is a commercial antenna by PAN International, which I slightly modified for good performance on the 10m Amateur-Radio band. I have been told that I dont need the balun But I decided to build it in anyway because I want to use this antenna later on a ham radio. So, place it near my bed inside my room. Some method of boom. is to use very small diametercopper tubing or solid copper It's a great antenna design. Can each segments be different length as long as it adds up to 5 foot? Articles a Project/Article!ADVERTISING INFO ~ I"31dt,8 5P2*e0 endstream endobj 68 0 obj 131 endobj 37 0 obj << /Type /Page /Parent 22 0 R /Resources 38 0 R /Contents [ 46 0 R 48 0 R 50 0 R 52 0 R 54 0 R 56 0 R 58 0 R 60 0 R ] /MediaBox [ 0 0 612 792 ] /CropBox [ 0 0 612 792 ] /Rotate 0 >> endobj 38 0 obj << /ProcSet [ /PDF /Text /ImageC /ImageI ] /Font << /TT2 40 0 R /TT4 42 0 R >> /XObject << /Im1 66 0 R >> /ExtGState << /GS1 61 0 R >> /ColorSpace << /Cs6 43 0 R /Cs9 44 0 R >> >> endobj 39 0 obj << /Type /FontDescriptor /Ascent 985 /CapHeight 718 /Descent -216 /Flags 34 /FontBBox [ -165 -307 1246 1201 ] /FontName /DFFPJB+Century /ItalicAngle 0 /StemV 104 /XHeight 453 /FontFile2 63 0 R >> endobj 40 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 133 /Widths [ 278 0 0 0 0 0 0 0 333 333 0 0 278 333 278 278 556 556 556 556 556 556 556 556 556 0 333 0 0 0 0 0 0 722 0 722 722 667 611 778 0 278 0 722 611 833 0 0 667 0 722 667 611 0 667 944 0 0 611 0 0 0 0 0 0 556 611 556 611 556 333 611 611 278 0 556 278 889 611 611 611 611 389 556 333 611 556 778 556 556 0 0 0 0 0 0 0 0 0 0 0 1000 ] /Encoding /WinAnsiEncoding /BaseFont /DFFOKF+Arial,Bold /FontDescriptor 41 0 R >> endobj 41 0 obj << /Type /FontDescriptor /Ascent 905 /CapHeight 718 /Descent -211 /Flags 32 /FontBBox [ -628 -376 2000 1010 ] /FontName /DFFOKF+Arial,Bold /ItalicAngle 0 /StemV 144 /XHeight 515 /FontFile2 62 0 R >> endobj 42 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 190 /Widths [ 278 0 0 556 0 0 0 0 333 333 0 0 278 333 278 278 556 556 556 556 556 556 556 556 556 556 278 0 0 0 0 444 0 722 722 722 778 722 667 778 833 407 556 778 667 944 815 778 667 778 722 630 667 815 722 981 0 0 611 0 0 0 0 0 0 556 556 444 574 500 333 537 611 315 296 593 315 889 611 500 574 556 444 463 389 611 537 778 537 537 481 0 0 0 0 0 0 0 0 0 0 1000 0 0 0 0 0 0 0 0 0 0 0 0 204 389 389 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 833 833 833 ] /Encoding /WinAnsiEncoding /BaseFont /DFFPJB+Century /FontDescriptor 39 0 R >> endobj 43 0 obj [ /ICCBased 64 0 R ] endobj 44 0 obj [ /Indexed 43 0 R 255 65 0 R ] endobj 45 0 obj 730 endobj 46 0 obj << /Filter /FlateDecode /Length 45 0 R >> stream 10-4/8 (=10-1/2) turns. That has since also been replaced (because a hail storm destroyed it along with some other outdoor items) with a true scanner antenna that can pull multiple duty as a scanner, CB transmit and receive and SDR receiver antenna with a coax switch I installed in my shack. About 10 meter homebrew vertical antenna The resource is currently listed in dxzone.com in 2 categories. ( ucm. I'd like to find something mainly for 6 and 10. https://amateurradionewsinformation.com (Amateur Radio News &, If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=aeNHIQ_j4Dk This well-produced and richly illustrated tutorial on the classic G5RV HF Dipole Antenna was presented to the Brandon Amateur Radio Society in Brandon, Florida in 2017 by Bernie Huth (W4BGH). But both sides of the antenna must be extended to the same length. WattsHighest Gain Fiberglass Antenna on the Market This antenna can probably be scaled up or down for But even with the poor conditions on 10 meters, I wanted to give it a try, too. Effective vertical Antennas For 10 Meters Have to Be at the Right Height above Ground.
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